Coomassie brilliant blue
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Not to be confused with Brilliant blue FCF.
Coomassie brilliant blue is the name of two similar triphenylmethane dyes that were developed for use in the textile industry but are now commonly used for staining proteins in analytical biochemistry. Coomassie brilliant blue G-250 differs from Coomassie brilliant blue R-250 by the addition of two methyl groups. The name "Coomassie" is a registered trademark of Imperial Chemical Industries.
Quick Facts Names, Identifiers ...
Names | |
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Other names
C.I. 42660, C.I. Acid Blue 83 Brilliant indocyanine 6B, Brillantindocyanin 6B Brilliant Cyanine 6B, Serva Blue R | |
Identifiers | |
3D model (JSmol) |
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ECHA InfoCard | 100.025.509 |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C45H44N3NaO7S2 (Sodium salt) | |
Molar mass | 825.97 g/mol |
Insoluble in cold, slightly soluble in hot (bright red blue) | |
Solubility in ethanol | Slightly soluble |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Quick Facts Names, Identifiers ...
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Names | |||
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Other names
C.I. 42655, C.I. Acid Blue 90 Brilliant indocyanine G, Brillantindocyanin G Xylene Brilliant Cyanine G, Serva Blue G | |||
Identifiers | |||
3D model (JSmol) |
|||
ECHA InfoCard | 100.025.509 | ||
KEGG |
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PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |||
C47H50N3NaO7S2 (Sodium salt) | |||
Molar mass | 856.03 g/mol | ||
Slightly soluble in cold, soluble in hot (bright blue) | |||
Solubility in ethanol | Soluble | ||
Pharmacology | |||
Legal status | |||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Close